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Critical Flash Plugin Security Update: RHSA-2018:2435-01 for RHEL

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Calendar Grey August 15, 2018
Scroller Redhat
Critical system patch for flash-plugin in Red Hat Enterprise Linux enhances defense mechanisms against vulnerabilities.
An update for flash-plugin is now available for Red Hat Enterprise Linux 6 Supplementary

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The flash-plugin package contains a Mozilla Firefox compatible Adobe Flash Player web browser plug-in.
This update upgrades Flash Player to version 30.0.0.154.
Security Fix(es):
* flash-plugin: Information Disclosure vulnerabilities (APSB18-25) (CVE-2018-12824, CVE-2018-12826, CVE-2018-12827)
* flash-plugin: Security Mitigation Bypass vulnerability (APSB18-25) (CVE-2018-12825)
* flash-plugin: Privilege Escalation vulnerability (APSB18-25) (CVE-2018-12828)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory privilege escalation security impact information disclosure red hat enterprise linux important update flash plugin

References

https://access.redhat.com/security/cve/CVE-2018-12824 https://access.redhat.com/security/cve/CVE-2018-12825 https://access.redhat.com/security/cve/CVE-2018-12826 https://access.redhat.com/security/cve/CVE-2018-12827 https://access.redhat.com/security/cve/CVE-2018-12828 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Desktop Supplementary (v. 6):
i386: flash-plugin-30.0.0.154-1.el6_10.i686.rpm
x86_64: flash-plugin-30.0.0.154-1.el6_10.i686.rpm
Red Hat Enterprise Linux Server Supplementary (v. 6):
i386: flash-plugin-30.0.0.154-1.el6_10.i686.rpm
x86_64: flash-plugin-30.0.0.154-1.el6_10.i686.rpm
Red Hat Enterprise Linux Workstation Supplementary (v. 6):
i386: flash-plugin-30.0.0.154-1.el6_10.i686.rpm
x86_64: flash-plugin-30.0.0.154-1.el6_10.i686.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2018:2435-01
Product: Red Hat Enterprise Linux Supplementary
Advisory URL: https://access.redhat.com/errata/RHSA-2018:2435
Issue date: 2018-08-15

Topic

An update for flash-plugin is now available for Red Hat Enterprise Linux 6Supplementary.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory privilege escalation security impact information disclosure red hat enterprise linux important update flash plugin

Relevant Releases Architectures

Red Hat Enterprise Linux Desktop Supplementary (v. 6) - i386, x86_64

Red Hat Enterprise Linux Server Supplementary (v. 6) - i386, x86_64

Red Hat Enterprise Linux Workstation Supplementary (v. 6) - i386, x86_64

Bugs Fixed

1616026 - CVE-2018-12824 CVE-2018-12826 CVE-2018-12827 flash-plugin: Information Disclosure vulnerabilities (APSB18-25)

1616027 - CVE-2018-12828 flash-plugin: Privilege Escalation vulnerability (APSB18-25)

1616028 - CVE-2018-12825 flash-plugin: Security Mitigation Bypass vulnerability (APSB18-25)

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